Helena, MT

7:08 AM MDT on August 20, 2017 (GMT -0600)
Helena Regional

Weather History for KHLN - October, 2011

Change the Weather History Date:

Monday, October 10, 2011

  Actual Average Record
Temperature  
Mean Temperature 48 °F 48 °F  
Max Temperature 62 °F 62 °F 87 °F (2015)
Min Temperature 34 °F 34 °F 9 °F (2009)
Degree Days  
Heating Degree Days 17 17  
Month to date heating degree days 110 152  
Since 1 July heating degree days 240 458  
Cooling Degree Days 0 0  
Month to date cooling degree days 1 0  
Year to date cooling degree days 358 406  
Moisture  
Dew Point 35 °F    
Average Humidity 66    
Maximum Humidity 96    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.03 in 0.81 in (1911)
Month to date precipitation 0.33 0.26  
Year to date precipitation 12.22 9.91  
Snow  
Snow 0.00 in 0.00 in 0.50 in (1969)
Month to date snowfall 0.0 0.6  
Since 1 July snowfall 0.0 2.2  
Since 1 September snowfall 0.0 1.9  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.82 in    
Wind  
Wind Speed 3 mph (WSW)    
Max Wind Speed 18 mph    
Max Gust Speed 25 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Oct. 10, 2011 Rise Set
Actual Time 7:38 AM MDT 6:50 PM MDT
Civil Twilight 7:08 AM MDT 7:20 PM MDT
Nautical Twilight 6:33 AM MDT 7:55 PM MDT
Astronomical Twilight 5:57 AM MDT 8:30 PM MDT
Moon 5:55 PM MDT (10/10) 6:21 AM MDT (10/10)
Length of Visible Light 12h 12m
Length of Day
11h 12m
Waxing Gibbous, 98% of the Moon is Illuminated
Oct 10
Waxing Gibbous
Oct 11
Full
Oct 19
Last Quarter
Oct 26
New
Nov 2
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 41.0 °F 39.0 °F 30.2 °F 65% 29.91 in 10.0 mi West 3.5 mph - N/A   Clear
1:53 AM 39.9 °F - 33.1 °F 77% 29.94 in 10.0 mi Calm Calm - N/A   Clear
2:53 AM 37.0 °F 34.5 °F 30.9 °F 79% 29.94 in 10.0 mi East 3.5 mph - N/A   Clear
3:53 AM 37.9 °F - 30.9 °F 76% 29.92 in 10.0 mi Calm Calm - N/A   Clear
4:53 AM 37.0 °F - 32.0 °F 82% 29.93 in 10.0 mi Calm Calm - N/A   Clear
5:53 AM 37.9 °F - 32.0 °F 79% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:53 AM 35.6 °F 32.8 °F 32.0 °F 87% 29.87 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
7:53 AM 34.0 °F - 32.0 °F 92% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
8:53 AM 39.9 °F - 34.0 °F 79% 29.91 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 42.1 °F - 35.1 °F 76% 29.90 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 46.9 °F - 34.0 °F 61% 29.87 in 10.0 mi Calm Calm - N/A   Clear
11:53 AM 50.0 °F - 34.0 °F 54% 29.85 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:53 PM 52.0 °F - 35.1 °F 53% 29.82 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
1:53 PM 54.0 °F - 36.0 °F 51% 29.79 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:53 PM 55.9 °F - 37.0 °F 49% 29.76 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
3:53 PM 62.1 °F - 35.1 °F 37% 29.73 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
4:53 PM 57.9 °F - 37.0 °F 46% 29.72 in 10.0 mi ESE 6.9 mph - N/A   Partly Cloudy
5:53 PM 57.9 °F - 36.0 °F 44% 29.71 in 10.0 mi Calm Calm - N/A   Overcast
6:53 PM 55.9 °F - 37.9 °F 51% 29.71 in 10.0 mi SSE 8.1 mph - N/A   Overcast
7:53 PM 57.0 °F - 36.0 °F 45% 29.73 in 10.0 mi WSW 17.3 mph 25.3 mph N/A   Mostly Cloudy
8:53 PM 55.0 °F - 37.0 °F 51% 29.73 in 10.0 mi SW 5.8 mph - N/A   Overcast
9:53 PM 54.0 °F - 37.9 °F 55% 29.73 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 52.0 °F - 39.0 °F 61% 29.71 in 10.0 mi WSW 4.6 mph - N/A   Mostly Cloudy
11:53 PM 51.1 °F - 37.9 °F 61% 29.71 in 10.0 mi Calm Calm - N/A   Overcast